{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "1.2.9"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "30692affae5ee38f4804e1621e10e1f4f58d3fd3"
            }
          ],
          "repo": "https://github.com/abiword/wv",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-125"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112056.json"
  },
  "details": "wvWare wv through 1.2.9 contains a heap-based out-of-bounds read vulnerability in wvGetSTSH in stylesheet.c that allows attackers to crash applications by supplying crafted Word stylesheets. Attackers can provide a .doc file with ten or fewer styles or out-of-range style base indexes to read past heap arrays, crashing applications such as AbiWord.",
  "id": "CVE-2026-112056",
  "modified": "2026-10-20T02:31:04.457039204Z",
  "published": "2026-10-18T12:19:47.212Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://github.com/AbiWord/wv"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/AbiWord/wv/blob/wv-1-2-9/stylesheet.c#L447"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112056.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://hackmd.io/@haindpwn/wv-fkp-crun-stsh-cstd-oob-read"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-112056"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/wvware-wv-through-1.2.9-heap-out-of-bounds-read-via-wvgetstsh"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "wvWare wv through 1.2.9 Heap Out-of-Bounds Read via wvGetSTSH"
}